Archived posting to the Leica Users Group, 2002/06/01

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Subject: Re: Re: [Leica] Diopter
From: rclompus@cox.net
Date: Sat, 1 Jun 2002 21:30:49 -0400

Yes,  Leica could re-design the rangefinder to include a dioptric correcting lens.  I suspect it would enlarge the top of the camera even more making it seem more like the size of the M5 rather than the popular size of the M6.

Richard
> 
> From: Darrell Jennings <darrell_jennings@yahoo.com>
> Date: 2002/06/01 Sat PM 04:09:10 EDT
> To: leica-users@mejac.palo-alto.ca.us
> Subject: Re: [Leica] Diopter
> 
> Richard, couldn't you simply add a diopter mechanism
> in the back of the viewfinder that adds in the
> correction needed without having to redesign the whole
> rangefinder mechanism?  I have a viewfinder for
> another camera that does this. The downside of this is
> it would add cost to the whole camera for a subset of
> customers that need it. 
> --- rclompus@cox.net wrote:
> > Lee,
> > 
> > the .58, .72 permits you to select the angle of view
> > you want through the viewfinder.  It has nothing to
> > do with how clearly you'll see through that
> > viewfinder.  Fortunately, most types of blur
> > (refractive error) can be well corrected with
> > glasses, contact lenses or surgery.  It would take a
> > complete redesign of the already complex rangefinder
> > optic to include a dioptric corrective lens. 
> > Historically, the rangefinder for the Leica has been
> > complex from the start but reliable and accurate as
> > well.
> > 
> > Richard
> > 
> > Richard Clompus, OD
> > Roanoke, VA  
> > > 
> > > From: Lee <leeh0@yahoo.com>
> > > Date: 2002/05/31 Fri AM 02:19:50 EDT
> > > To: leica-users@mejac.palo-alto.ca.us
> > > Subject: [Leica] Diopter
> > > 
> > > Hi,
> > > 
> > > Anybody knows why leica can't have a built-in
> > diopter?
> > >  Instead, they come out with these .58, .72, etc.?
> > > 
> > > Thanks.
> > > 
> > > Lee
> > > 
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> 
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